Exclusive: Next for Nest: A Smoke Detector — Smart thermostat-maker Nest Labs has been developing a smoke detector that could go on sale as soon as later this year, we have learned from people close to the startup. — Why are we telling you about a potential new smoke detector? Good question.

Yahoo Recycled Emails: Users Find Security Surprises — When Tom Jenkins, an IT security professional, learned in June that Yahoo planned to free up abandoned account IDs, he jumped on the opportunity to request a nickname he's had since high school. He was thrilled when Yahoo emailed him in August to say the ID was available.

China Leads the Pack in Preference For iPhone 5s Over 5c — After some pretty extensive analysis of the iPhone 5s versus 5c within the first 48 hours after launch that we reported yesterday, we wanted to drill a bit further into the global distribution of the new iPhones looking at new data after 72 hours post launch.

2018 Top 100 Global Tech Leaders — 21st century technology-sector leadership requires more than financial success. It also requires a commitment to compliance, innovation, and much more. Who are today's leaders?